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Human Anatomy Ch. 15 Autonomic Nervous System
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How is the autonomic
nervous system different
from somatic nervous
system?
1.Mostly involuntary
2.Reflex arcs include
____ motor neurons
3.No myelination in
__________ motor
neuron
Sympathetic Final neurotransmitter =
Norepinephrine
Parasympathetic Final neurotransmitter=
Acetylcholine
Nicotinic receptors –
Muscarinic receptors -
-mostly excitatory
-excitatory (e.g., digestive gland secretion) or inhibitory (e.g., cardiac muscle)
Parasympathetic _________ in ______ stress
overcompensates
extreme
Enteric Nervous System
1.
2.
1. 100 million neurons in gut
2. Can operate independently of CNS
Author
tbby5065
ID
53766
Card Set
Human Anatomy Ch. 15 Autonomic Nervous System
Description
ch.15 Autonomic Nervous System
Updated
2010-12-06T21:15:36Z
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